1 definition by joshhartnett

m4a1

The best mofo weapon on this globe, will shove up any punks ass and blow up any mofo cars that come pass buy if you implement the m203 grenade launcher, used by spec ops, it beats any AK in the world, M4A1 FOR LIFE BABA

M4a1 SOPMOD Special Operations Modification, used by NAVY Seals, Ranger, Delta Force.

by joshhartnett August 29, 2003